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https://github.com/varun-r-mallya/sysprof.git
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87 lines
2.1 KiB
C
87 lines
2.1 KiB
C
/* sysprof-strings.c
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*
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* Copyright 2023 Christian Hergert <chergert@redhat.com>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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* SPDX-License-Identifier: GPL-3.0-or-later
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*/
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#include "config.h"
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#include "sysprof-strings-private.h"
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struct _SysprofStrings
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{
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GMutex mutex;
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GHashTable *hashtable;
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};
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SysprofStrings *
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sysprof_strings_new (void)
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{
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SysprofStrings *self;
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self = g_atomic_rc_box_new0 (SysprofStrings);
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g_mutex_init (&self->mutex);
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self->hashtable = g_hash_table_new_full (g_str_hash,
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g_str_equal,
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(GDestroyNotify)g_ref_string_release,
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NULL);
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return self;
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}
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SysprofStrings *
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sysprof_strings_ref (SysprofStrings *self)
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{
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return g_atomic_rc_box_acquire (self);
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}
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static void
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sysprof_strings_finalize (gpointer data)
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{
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SysprofStrings *self = data;
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g_mutex_clear (&self->mutex);
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g_clear_pointer (&self->hashtable, g_hash_table_unref);
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}
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void
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sysprof_strings_unref (SysprofStrings *self)
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{
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g_atomic_rc_box_release_full (self, sysprof_strings_finalize);
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}
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GRefString *
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sysprof_strings_get (SysprofStrings *self,
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const char *string)
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{
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GRefString *ret;
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if (string == NULL)
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return NULL;
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g_mutex_lock (&self->mutex);
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if (!(ret = g_hash_table_lookup (self->hashtable, string)))
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{
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ret = g_ref_string_new (string);
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g_hash_table_insert (self->hashtable, ret, ret);
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}
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g_ref_string_acquire (ret);
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g_mutex_unlock (&self->mutex);
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return ret;
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}
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